Huagongshe화공사 화학 정보 인쇄 보고서 · 연구 참고용
Pyridinium hydrochloride → 4-Chloro-2-[2-oxo-5-(trifluoromethyl)-1,2-dihydropyridin-4-yl]benzonitrile
참여 물질
| 역할 | 이름 | HCID | 투입량 |
|---|---|---|---|
| 반응물 | Pyridinium hydrochloride | HCID 21584435 | — |
| 반응물 | 4-Chloro-2-[2-methoxy-5-(trifluoromethyl)pyridin-4-yl]benzonitrile | HCID 117605758 | — |
| 생성물 | 4-Chloro-2-[2-oxo-5-(trifluoromethyl)-1,2-dihydropyridin-4-yl]benzonitrile | HCID 117605627 | — |
반응 단계
450 mg (purity 71%, 1.02 mmol) of 4-chloro-2-[2-methoxy-5-(trifluoromethyl)pyridin-4-yl]benzonitrile and 20 eq. of pyridinium hydrochloride were reacted according to General Method 3A. After aqueous work-up, the crude product was purified by flash chromatography (silica gel 60, dichloromethane/methanol mixtures). Yield: 456 mg (purity 86%, quant.)
출처 및 근거
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 특허 번호 | US09434690B2 |
| 출처 데이터셋 | uspto-grants-2016_09 |
| ORD ID | ord-d36814fdac9b4e77a07bdbd443b15151 |
| 출처 메모 | uspto-grants-2016_09 |